38678880603829 has 2 divisors, whose sum is σ = 38678880603830. Its totient is φ = 38678880603828.

The previous prime is 38678880603757. The next prime is 38678880603859. The reversal of 38678880603829 is 92830608887683.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37930139975025 + 748740628804 = 6158745^2 + 865298^2 .

It is a cyclic number.

It is not a de Polignac number, because 38678880603829 - 2¹⁵ = 38678880571061 is a prime.

It is a super-2 number, since 2×38678880603829² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38678880603859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19339440301914 + 19339440301915.

It is an arithmetic number, because the mean of its divisors is an integer number (19339440301915).

Almost surely, 2^{38678880603829} is an apocalyptic number.

It is an amenable number.

38678880603829 is a deficient number, since it is larger than the sum of its proper divisors (1).

38678880603829 is an equidigital number, since it uses as much as digits as its factorization.

38678880603829 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1337720832, while the sum is 76.

The spelling of 38678880603829 in words is "thirty-eight trillion, six hundred seventy-eight billion, eight hundred eighty million, six hundred three thousand, eight hundred twenty-nine".